Simultaneous Nadir Overpasses (SNOs) between METOP-B and NPP
TLE Epoch: 2019 6 22.  Predictions up to the next  14.0 days:

     Date     Time(METOP-B) METOP-B Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/06/2019   20:51:15   ( -73.51,  40.54) 07/06/2019   20:50:08  ( -73.54,  37.58)   93.28                67
 07/06/2019   21:41:59   (  73.29,-152.63) 07/06/2019   21:40:49  (  73.29,-154.56)   61.75                70